How get the value of code and name in JSON response??

How get the value of code and name in JSON response??

{
"response_code": 200,

"route": [
{
"no": 1,
"scharr": "SOURCE",
"schdep": "06:15",
"distance": 0,
"halt": -1,
"day": 1,
"station": {
"name": "KALKA",
"code": "KLK",
"lng": null,
"lat": null
}
}]